diff --git a/library/analog_devices.dcm b/library/analog_devices.dcm
index da341be7..b9cc9e50 100644
--- a/library/analog_devices.dcm
+++ b/library/analog_devices.dcm
@@ -1,5 +1,35 @@
 EESchema-DOCLIB  Version 2.0
 #
+$CMP AD637xDZ
+D High Precision, Wideband RMS-to-DC Converter, SBDIP-14
+K true rms dc converter
+F http://www.analog.com/media/en/technical-documentation/data-sheets/AD637.pdf
+$ENDCMP
+#
+$CMP AD637xQ
+D High Precision, Wideband RMS-to-DC Converter, DIP-14
+K true rms dc converter
+F http://www.analog.com/media/en/technical-documentation/data-sheets/AD637.pdf
+$ENDCMP
+#
+$CMP AD637xRZ
+D High Precision, Wideband RMS-to-DC Converter, SOIC-16W
+K true rms dc converter
+F http://www.analog.com/media/en/technical-documentation/data-sheets/AD637.pdf
+$ENDCMP
+#
+$CMP AD654
+D Low Cost Monolithic Voltage-to-Frequency Converter, DIP-8/SOIC-8
+K voltage frequency converter
+F http://www.analog.com/media/en/technical-documentation/data-sheets/AD654.pdf
+$ENDCMP
+#
+$CMP AD736
+D Low Cost, Low Power, True RMS-to-DC Converter, DIP-8/SOIC-8
+K true rms dc converter
+F http://www.analog.com/media/en/technical-documentation/data-sheets/AD736.pdf
+$ENDCMP
+#
 $CMP AD9910
 D 1 GSPS, 14-Bit, 3.3 V CMOS, Direct Digital Synthesizer, QFP-100
 K dds direct digital synthesizer